fighting black grouses at the lek. early morning. sunrise . lekking black grouses tetrao tetrix

action animals backlit beak birding birds birdwatching black blackcock blackgame breeding call cock early eyebrow fauna feather fight forest game gorgeous grouses leader leadership lek lekking leksite lyrurus male mating morning nature ornithology playing plumage red russia season singing species specific spring springtime sunrise tetrao tetrix wetland wild wilderness wildlife